Home / 572,233.40-858,350.10-172,935.80

Finding the Fourth Proportional to 572,233.40, 858,350.10 and 172,935.80

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Solution

The fourth proportional to 572,233.40, 858,350.10 and 172,935.80 is: 259,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,233.40 : 858,350.10 = 172,935.80 : x
  2. Step 2: Convert to fraction form
    572,233.40/858,350.10 = 172,935.80/x
  3. Step 3: Cross multiply
    572,233.40x = 858,350.10 × 172,935.80
  4. Step 4: Simplify right side
    572,233.40x = 148,439,461,223.58
  5. Step 5: Solve for x
    x = 148,439,461,223.58/572,233.40
  6. Step 6: Final answer
    x = 259,403.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.